125845272 has 64 divisors (see below), whose sum is σ = 399513600. Its totient is φ = 35955360.

The previous prime is 125845243. The next prime is 125845283. The reversal of 125845272 is 272548521.

It is a happy number.

125845272 is a `hidden beast` number, since 1 + 2 + 584 + 5 + 2 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40104 + ... + 43127.

It is an arithmetic number, because the mean of its divisors is an integer number (6242400).

Almost surely, 2^125845272 is an apocalyptic number.

125845272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125845272 is an abundant number, since it is smaller than the sum of its proper divisors (273668328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125845272 is a wasteful number, since it uses less digits than its factorization.

125845272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83253 (or 83243 counting only the distinct ones).

The product of its digits is 44800, while the sum is 36.

The square root of 125845272 is about 11218.0779102304. The cubic root of 125845272 is about 501.1244984439.

The spelling of 125845272 in words is "one hundred twenty-five million, eight hundred forty-five thousand, two hundred seventy-two".